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CogniTensor Technology Data Science Intern Interview Questions and Answers

Updated 22 Mar 2021

Interview questions from similar companies

Interview experience
4
 Good
Difficulty level
 Moderate
Duration
 2-4 weeks
Result
Selected  Selected

I applied via Campus Placement and was interviewed in Nov 2024.

3 Interview Rounds

1

Aptitude Test Round

There were verbal, non verbal, reasoning , English and maths questions

2

Technical Round (2 Questions)

  • Q1. Tell me about your project.
  • Q2. What programming knowledge you have ?
3

HR Round (2 Questions)

  • Q1. Where do you stay ?
  • Q2. Tell me about you
Interview experience
5
 Excellent
Difficulty level
 Easy
Duration
 -
Result
 -

I applied via Campus Placement

2 Interview Rounds

1

Technical Round (1 Question)

  • Q1. ML and deep learning questions
2

Interview Round (2 Questions)

  • Q1. Projects discussion
  • Q2. Chatgpt architecture
Interview experience
4
 Good
Difficulty level
 -
Duration
 -
Result
 -

2 Interview Rounds

1

Coding Test Round

Basic DSA questions will be asked Leetcode Easy to medium

2

Technical Round (2 Questions)

  • Q1. BERT vs LSTM and their speed
  • Q2. What is multinomial Naive Bayes theorem

Skills evaluated in this interview

Data Science Intern Interview Questions

TCS user image Anonymous

posted on 29 Jun 2024

Interview experience
5
 Excellent
Difficulty level
 Easy
Duration
 Less than 2 weeks
Result
Selected  Selected

I applied via campus placement at Chennai Mathematical Institute, Chennai and was interviewed in Dec 2023.

1 Interview Round

1

One-on-one Round (3 Questions)

  • Q1. What are Large Language Models?
  • Q2. Do you know about RAGs?
  • Q3. Which is the best clustering algorithm?

Skills evaluated in this interview

Interview experience
5
 Excellent
Difficulty level
 Moderate
Duration
 Less than 2 weeks
Result
Selected  Selected

I applied via Campus Placement and was interviewed in Jun 2024.

2 Interview Rounds

1

Aptitude Test Round

Some basic aptitude questions were asked , but had to be solved in 20 minutes

2

Coding Test Round

Medium level 2 leet code questions were asked and i cleared both

2 Interview Rounds

1

Technical Round (1 Question)

  • Q1. Basic python and machine learning questions
2

HR Round (1 Question)

  • Q1. Salary expectation and working location related questions and why you want to join wipro

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus on basic python and machine learning

Data Scientist Interview Questions

IBM user image Anonymous

posted on 28 Sep 2024

Interview experience
3
 Average
Difficulty level
 Moderate
Duration
 Less than 2 weeks
Result
Selected  Selected

I applied via Approached by Company and was interviewed in Aug 2024.

2 Interview Rounds

1

Coding Test Round

*****, arjumpudi satyanarayana

2

Technical Round (5 Questions)

  • Q1. What is the python language
  • Q2. What is the code problems
  • Q3. What is the python code
  • Q4. What is the project
  • Q5. What is the lnderssip

Interview Preparation Tips

Topics to prepare for IBM Data Scientist interview:
  • Python
  • Machine Learning
Interview preparation tips for other job seekers - No

Skills evaluated in this interview

Interview experience
3
 Average
Difficulty level
 Moderate
Duration
 4-6 weeks
Result
 Not Selected

I applied via Naukri.com and was interviewed in Sep 2024.

2 Interview Rounds

1

Technical Round (3 Questions)

  • Q1. Overfitting and Underfitting
  • Q2. Find Nth-largest element
  • Q3. NLP Data preprocessing
2

HR Round (2 Questions)

  • Q1. Salary Discussion
  • Q2. Fitment discussion

Skills evaluated in this interview

Interview experience
5
 Excellent
Difficulty level
 -
Duration
 -
Result
 -

1 Interview Round

1

One-on-one Round (2 Questions)

  • Q1. What is bias v variance tradeoff
  • Q2. When should bagging v boosting techniques be used

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